4,6-DIHYDROXY-5-FORMYLPYRIMIDINE

(5E)-5-(Hydroxymethylidene)-1H-pyrimidine-4,6-dione

1,4-Dihydro-6-hydroxy-4-oxo-5-pyrimidinecarboxaldehyde

5-Pyrimidinecarboxaldehyde, 1,4-dihydro-6-hydroxy-4-oxo- (9CI)